Ipconfig

• Ipconfig is a DOS utility that can be used from MS-DOS and an MS-DOS shell to display the network settings currently assigned and given by a network.
• This command can be utilized to verify a network connection as well as to verify your network settings.

Ipconfig syntax

• Ipconfig [/allcompartments] [/? | /all | /renew [adapter] | /release [adapter] | /renew6 [adapter] | /release6 [adapter] | /flushdns | /displaydns | /registerdns | /showclassid adapter | /setclassid adapter [classid] | /showclassid6 adapter | /setclassid6 adapter [classid] ].
• Use this ip config /? command it will shows the syntax of ipconfig and it's brief information.

Ipconfig examples

Ipconfig /all

• Display full configuration information.

Ipconfig /displaydns

• Display the contents of the DNS Resolver Cache.

• Some of the commands discussed in below table see.

/release	Release the IPv4 address for the specified adapter.
/release6	Release the IPv6 address for the specified adapter.
/renew	Renew the IPv4 address for the specified adapter.
/renew6	Renew the IPv6 address for the specified adapter.
/flushdns	Purges the DNS resolver cache.
/registerdns	Refreshes all DHCP leases and re-registers DNS names.
/showclassid	Displays all the DHCP class id's allowed for adapter.
/setclassid	Modifies the DHCP class id.
/showclassid6	Displays all the IPv6 DHCP class id's allowed for adapter.
/setclassid6	Modifies the IPv6 DHCP class id.